[INFO] cloning repository https://github.com/mkralla11/rocket_equation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mkralla11/rocket_equation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkralla11%2Frocket_equation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkralla11%2Frocket_equation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 757b80a08934df5f798ac62f5c7fcb9798adf9f3
[INFO] checking mkralla11/rocket_equation against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkralla11%2Frocket_equation" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mkralla11/rocket_equation on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mkralla11/rocket_equation
[INFO] finished tweaking git repo https://github.com/mkralla11/rocket_equation
[INFO] tweaked toml for git repo https://github.com/mkralla11/rocket_equation written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/mkralla11/rocket_equation already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8d7d68ed1222880c8278f85c32bec705b71ff267f99723f987ac91f366efd0f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b8d7d68ed1222880c8278f85c32bec705b71ff267f99723f987ac91f366efd0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8d7d68ed1222880c8278f85c32bec705b71ff267f99723f987ac91f366efd0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8d7d68ed1222880c8278f85c32bec705b71ff267f99723f987ac91f366efd0f", kill_on_drop: false }`
[INFO] [stdout] b8d7d68ed1222880c8278f85c32bec705b71ff267f99723f987ac91f366efd0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87bbd0543883693550344d7993eeb5ba8155fef1b040e390c5d8219c818f32fd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "87bbd0543883693550344d7993eeb5ba8155fef1b040e390c5d8219c818f32fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking futures-io v0.3.1
[INFO] [stderr]     Checking futures-sink v0.3.1
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]     Checking once_cell v1.2.0
[INFO] [stderr]     Checking async-macros v2.0.0
[INFO] [stderr]     Checking async-task v1.0.0
[INFO] [stderr]     Checking kv-log-macro v1.0.4
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking async-std v1.2.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.1
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]     Checking rocket_equation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/main.rs:52:79
[INFO] [stdout]    |
[INFO] [stdout] 52 |     async fn load_and_calc_fuel_for_modules_via<F>(&mut self, f: F) -> Result<(i32), String> where F: Fn(i32) -> i32 {
[INFO] [stdout]    |                                                                               ^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/main.rs:59:70
[INFO] [stdout]    |
[INFO] [stdout] 59 |     async fn calc_fuel_for_modules_via<F>(&mut self, f: F) -> Result<(i32), String> where F: Fn(i32) -> i32 {
[INFO] [stdout]    |                                                                      ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/main.rs:82:72
[INFO] [stdout]    |
[INFO] [stdout] 82 |     async fn load_and_calc_fuel_for_modules_basic(&mut self) -> Result<(i32), String>{
[INFO] [stdout]    |                                                                        ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/main.rs:91:80
[INFO] [stdout]    |
[INFO] [stdout] 91 |     async fn load_and_calc_fuel_for_modules_and_fuel_mass(&mut self) -> Result<(i32), String>{
[INFO] [stdout]    |                                                                                ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/main.rs:52:79
[INFO] [stdout]    |
[INFO] [stdout] 52 |     async fn load_and_calc_fuel_for_modules_via<F>(&mut self, f: F) -> Result<(i32), String> where F: Fn(i32) -> i32 {
[INFO] [stdout]    |                                                                               ^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/main.rs:59:70
[INFO] [stdout]    |
[INFO] [stdout] 59 |     async fn calc_fuel_for_modules_via<F>(&mut self, f: F) -> Result<(i32), String> where F: Fn(i32) -> i32 {
[INFO] [stdout]    |                                                                      ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/main.rs:82:72
[INFO] [stdout]    |
[INFO] [stdout] 82 |     async fn load_and_calc_fuel_for_modules_basic(&mut self) -> Result<(i32), String>{
[INFO] [stdout]    |                                                                        ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/main.rs:91:80
[INFO] [stdout]    |
[INFO] [stdout] 91 |     async fn load_and_calc_fuel_for_modules_and_fuel_mass(&mut self) -> Result<(i32), String>{
[INFO] [stdout]    |                                                                                ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.67s
[INFO] running `Command { std: "docker" "inspect" "87bbd0543883693550344d7993eeb5ba8155fef1b040e390c5d8219c818f32fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87bbd0543883693550344d7993eeb5ba8155fef1b040e390c5d8219c818f32fd", kill_on_drop: false }`
[INFO] [stdout] 87bbd0543883693550344d7993eeb5ba8155fef1b040e390c5d8219c818f32fd